115 citations,
March 2001 in “Baillière's best practice and research in clinical endocrinology and metabolism/Baillière's best practice & research. Clinical endocrinology & metabolism” Key enzymes control androgen levels, affecting hormone activity and potential treatments.
98 citations,
April 1997 in “The Journal of Steroid Biochemistry and Molecular Biology” Finasteride effectively blocks rat enzymes, but with varying methods and strength.
44 citations,
July 2012 in “Endocrine Practice” We need to learn more about 5α-reductases and neuroactive steroids to safely make drugs targeting these enzymes.
November 2012 in “Endocrine Practice” Enzymes called 5α-reductases have many body functions and need more research to safely use inhibitors.
12 citations,
March 1995 in “Journal of the American Chemical Society” Finasteride modifies 5-alpha-reductases through a two-step process, affecting inhibitor potency and possibly causing side effects.
193 citations,
August 1985 in “Endocrinology” Different animals have unique versions of the enzyme that changes testosterone into another hormone, which is important for creating effective treatments for prostate and hair loss conditions.
22 citations,
October 2001 in “Biochemical Pharmacology” GI198745 is more potent and longer-lasting than finasteride, potentially better for treating hair loss.
12 citations,
January 2018 in “Pharmacology & pharmacy” Pumpkin seed products may help improve prostate and bladder health by blocking certain enzymes and hormone receptors.
9 citations,
November 2004 in “Bioorganic & Medicinal Chemistry Letters” New compounds were made that effectively block enzymes related to prostate issues and hair loss.
May 2021 in “The FASEB Journal” The research gives new understanding on how human steroid 5α-reductases work and how drugs like finasteride inhibit them, which could help in creating new drugs.
13 citations,
January 2013 in “Applied and Environmental Microbiology” A gene in Sebekia benihana, CYP-sb21, is needed for a specific reaction on the drug Cyclosporine A, which could be important for hair growth without affecting the immune system.
4 citations,
January 2019 in “Annals of Dermatology” RE-ORGA, a Korean herb extract, may help prevent hair loss.
17 citations,
October 2010 in “Pigment cell & melanoma research” Human hair color is influenced by complex biochemical processes involving enzymes and reactive oxygen species.
4 citations,
July 2020 in “Research Square (Research Square)” The research helps understand how finasteride works and aids drug development.
11 citations,
January 2000 in “The Journal of Steroid Biochemistry and Molecular Biology” LY320236 is a strong blocker of two enzymes that change testosterone into dihydrotestosterone and might help treat conditions related to male hormones.
7 citations,
July 1995 in “PubMed” Finasteride, a drug that changes testosterone to a different hormone, was studied and its effects over time were modeled successfully.
153 citations,
April 2009 in “Urology” Prostate cancer was a major health issue in 2009, especially for Black men, and targeting the 5alpha-reductase enzyme could help in its prevention and treatment.
1 citations,
January 2015 in “Hair therapy & transplantation” New drug dutasteride effectively treats hair loss, but use cautiously due to potential sexual side effects.
71 citations,
November 2012 in “Expert Opinion on Drug Safety” 5-alpha reductase inhibitors can cause sexual side effects like erectile dysfunction and reduced sexual desire, sometimes lasting after stopping the drug.
45 citations,
August 2010 in “Hormone Molecular Biology and Clinical Investigation” Type 3 5α-reductase is more common and finasteride and dutasteride strongly inhibit it.
37 citations,
January 2009 in “Sexual Development” Fadrozole and Finasteride change frog sex ratios and cause intersex animals with altered gene expressions.
30 citations,
October 2020 in “Nature Communications” Finasteride irreversibly affects human steroid 5α-reductase 2, providing insight into its catalytic mechanism and disease-related mutations.
30 citations,
December 1999 in “Journal of Investigative Dermatology Symposium Proceedings” Steroids, particularly estrogens and 5α-reductase inhibitors, affect blood vessel-related hair growth processes in hair follicle cells.
15 citations,
October 2014 in “Hormone Molecular Biology and Clinical Investigation” Some hair loss and prostate drugs might increase the risk of diabetes and heart disease.
11 citations,
December 2018 in “Assay and Drug Development Technologies” Natural herbal compounds might treat certain medical conditions by reducing DHT levels, but more research is needed to confirm their effectiveness and safety.
11 citations,
January 2017 in “Journal of Endocrinology/Journal of endocrinology” Female mice with disrupted 5α-reductase 1 had significant metabolic issues, including stress response problems, insulin resistance, liver fat buildup, and obesity.
5 citations,
August 2018 in “Sexual Medicine Reviews” 5α-Reductase inhibitors do not consistently increase testosterone levels in the blood.
3 citations,
October 1994 in “Journal of Labelled Compounds and Radiopharmaceuticals” Scientists made a carbon-14 labeled version of a drug with a 48% yield and over 99% purity.
January 2020 in “Nihon Yakuri Gakkai nenkai yoshishu” Reducing 5α-reductase activity helps endometrial cells differentiate, aiding pregnancy.
January 2016 in “Archivio italiano di urologia, andrologia” The document concludes that the risk of sexual side effects from 5-alpha-reductase inhibitors is low and often temporary, but more research is needed on potential permanent effects.